package com.hualan.sfzy.service.course;

import com.hualan.sfzy.entity.course.CourseStore;
import com.hualan.sfzy.service.BaseService;

import java.util.List;
import java.util.Map;

public interface CourseStoreService extends BaseService<CourseStore> {
    int countByCourseId(Integer courseId);





    Integer checkCollection(Integer userId, Integer courseId);
    int deleteByUserAndCourse(Integer userId, Integer courseId);
}
